Brown, Harrison. <br/><br/>
The challenge of man’s future :  an inquiry concerning the condition of man during the years that lie ahead. 
/ by Harrison Brown. 
 - New York,   Viking Press,   1954. 
 - 290 p.   illus.   22 cm. 
<br/><br/><label>ISBN: </label>970000035 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human geography.
<br/><br/><label>Dewey Class. No.: </label>572.9 BRO